package com.kuang.thread.lock;

public class DeadLock {
    public static void main(String[] args) {

        Makeup makeup = new Makeup(0, "灰姑凉");
        Makeup makeup1 = new Makeup(1, "北大小姐姐");

        makeup.start();
        makeup1.start();
    }
}

//口红
class Lipstick {

}

//镜子
class Mirror {

}

class Makeup extends Thread {

    //需要的资源只有一份，用static来保证
    static Lipstick lipstick = new Lipstick();
    static Mirror mirror = new Mirror();

     int choice;//选择
     String girlName;//使用化妆品的人


    public Makeup(int choice, String girlName) {
        this.choice = choice;
        this.girlName = girlName;
    }

    @Override
    public void run() {
        //化妆
        //super.run();
        try {
            makeup();
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }

    //化妆,互相持有对方的领,就是需要拿到对方的资源
    private void makeup() throws InterruptedException {
        if (choice == 0) {
            synchronized (lipstick) {//获得口红的锁
                System.out.println(this.girlName + "获得口红的锁");
                Thread.sleep(1000);

            }
            synchronized (mirror) { //- 秒钟后想获得镜子
                System.out.println(this.girlName + "获得镜子的锁");
            }
        } else {
            synchronized (mirror) {//获得镜子的锁
                System.out.println(this.girlName + "获得镜子的锁");
                Thread.sleep(2000);

            }
            synchronized (lipstick) { //秒钟后想获得口红
                System.out.println(this.girlName + "获得口红的锁");
            }
        }
    }
}
